Granted Patent
Utility
US 4,777,672 · App. 06/893,583
Children's convertible toilet apparatus
Inventors:
Albert W. Gebhard, William G. Au, James S. Gregg, Robert M. Parker
Patented Case
View Patent ↗
Granted: Oct 18, 1988
Filed: Aug 6, 1986
Inventors
Albert W. Gebhard
William G. Au
James S. Gregg
Robert M. Parker
Assignee (at issue)
Gerico, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.